Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c297a432defe7e506b3d519e7025bd797eb8f1cbc502498cc3f3f56497d7f347:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^